Is My Rifle Broken? | AI AT Issues

Published on August 13, 2020
Duration: 6:52

This video demonstrates advanced long-range shooting techniques, focusing on zeroing an Accuracy International rifle and gathering ballistic data. The speaker, an experienced shooter, highlights the importance of trusting ballistic inputs and showcases accurate engagements out to 1000 yards. It provides practical insights into velocity testing and the process of collecting 'dope' for extended range shooting.

Quick Summary

An expert shooter experienced a significant zero shift (1.3 MILs high, 2 MILs left) on an Accuracy International rifle after cleaning the barrel and muzzle brake. This unusual shift highlights potential sensitivities. The shooter also demonstrated the 'believe the bullet' principle, trusting ballistic data for accurate engagements out to 1000 yards.

Chapters

  1. 00:00Range Intro & Rifle History
  2. 00:33Zero Shift After Cleaning
  3. 01:13Expected Zero Shifts vs. Extreme Shift
  4. 01:38Data Gathering for Upcoming Class
  5. 01:49Shooting Session & Chronograph Data
  6. 02:30400 to 500 Yard Engagements
  7. 03:25Pro Tip: Believe the Bullet
  8. 04:13600 to 700 Yard Engagements
  9. 04:54800 to 900 Yard Engagements
  10. 05:431000 Yard Engagement & Session End

Frequently Asked Questions

What caused a significant zero shift in the Accuracy International rifle?

A notable zero shift of 1.3 MILs high and 2 MILs left at 100 yards occurred after only cleaning the barrel and muzzle brake. This is considered an extreme shift for such basic maintenance, suggesting a potential underlying issue or sensitivity in the rifle's setup.

What is the 'believe the bullet' principle in long-range shooting?

The 'believe the bullet' principle advises shooters to trust their ballistic data and inputs if they are accurate. If your ballistic calculator and environmental data are correct, the bullet's trajectory should align with its predictions, even if it feels counterintuitive.

What were the chronograph results for the Berger ammunition?

The Berger ammunition fired from the Accuracy International rifle showed excellent consistency. The chronograph recorded an average velocity of 2810 fps, with an extreme spread of only 15 fps and a standard deviation of 5.6 fps over five shots.

How far did the shooter engage targets with the rifle?

The shooter successfully engaged steel targets at progressively longer ranges, achieving confirmed impacts at 400, 500, 600, 700, 800, 900, and finally 1000 yards, demonstrating the rifle's capability and the shooter's skill.

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